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Finding the Fourth Proportional to 555,496.31, 833,287.67 and 181,557.11

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Solution

The fourth proportional to 555,496.31, 833,287.67 and 181,557.11 is: 272,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,496.31 : 833,287.67 = 181,557.11 : x
  2. Step 2: Convert to fraction form
    555,496.31/833,287.67 = 181,557.11/x
  3. Step 3: Cross multiply
    555,496.31x = 833,287.67 × 181,557.11
  4. Step 4: Simplify right side
    555,496.31x = 151,289,300,256.05
  5. Step 5: Solve for x
    x = 151,289,300,256.05/555,496.31
  6. Step 6: Final answer
    x = 272,349.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.